blob: 5828d5ec0dd7eda3e5e3400d136f5b60bfee5ac3
| 1 | /* |
| 2 | * Common Ut Video code |
| 3 | * Copyright (c) 2011 Konstantin Shishkov |
| 4 | * |
| 5 | * This file is part of FFmpeg. |
| 6 | * |
| 7 | * FFmpeg is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU Lesser General Public |
| 9 | * License as published by the Free Software Foundation; either |
| 10 | * version 2.1 of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * FFmpeg is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * Lesser General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU Lesser General Public |
| 18 | * License along with FFmpeg; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * @file |
| 24 | * Common Ut Video code |
| 25 | */ |
| 26 | |
| 27 | #include "utvideo.h" |
| 28 | |
| 29 | #if FF_API_PRIVATE_OPT |
| 30 | const int ff_ut_pred_order[5] = { |
| 31 | PRED_LEFT, PRED_MEDIAN, PRED_MEDIAN, PRED_NONE, PRED_GRADIENT |
| 32 | }; |
| 33 | #endif |
| 34 | |
| 35 | const int ff_ut_rgb_order[4] = { 1, 2, 0, 3 }; // G, B, R, A |
| 36 | |
| 37 | int ff_ut_huff_cmp_len(const void *a, const void *b) |
| 38 | { |
| 39 | const HuffEntry *aa = a, *bb = b; |
| 40 | return (aa->len - bb->len)*256 + aa->sym - bb->sym; |
| 41 | } |
| 42 | |
| 43 | int ff_ut10_huff_cmp_len(const void *a, const void *b) |
| 44 | { |
| 45 | const HuffEntry *aa = a, *bb = b; |
| 46 | return (aa->len - bb->len)*1024 + aa->sym - bb->sym; |
| 47 | } |
| 48 |